[INFO] cloning repository https://github.com/mkulak/nayok
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkulak/nayok" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkulak%2Fnayok", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkulak%2Fnayok'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e82049afdeae1e59ae236a0fb3c5a2713502a40
[INFO] documenting mkulak/nayok against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkulak%2Fnayok" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkulak/nayok on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/mkulak/nayok
[INFO] finished tweaking git repo https://github.com/mkulak/nayok
[INFO] tweaked toml for git repo https://github.com/mkulak/nayok written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mkulak/nayok already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.6
[INFO] [stderr]   Downloaded mio-uds v0.6.8
[INFO] [stderr]   Downloaded arc-swap v0.4.6
[INFO] [stderr]   Downloaded hermit-abi v0.1.13
[INFO] [stderr]   Downloaded pin-project-lite v0.1.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.13
[INFO] [stderr]   Downloaded hyper v0.13.5
[INFO] [stderr]   Downloaded lru-cache v0.1.2
[INFO] [stderr]   Downloaded hyper-tls v0.4.1
[INFO] [stderr]   Downloaded security-framework-sys v0.4.3
[INFO] [stderr]   Downloaded fnv v1.0.7
[INFO] [stderr]   Downloaded net2 v0.2.34
[INFO] [stderr]   Downloaded base64 v0.12.1
[INFO] [stderr]   Downloaded futures-sink v0.3.5
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded pin-project-internal v0.4.17
[INFO] [stderr]   Downloaded cc v1.0.54
[INFO] [stderr]   Downloaded futures-util v0.3.5
[INFO] [stderr]   Downloaded openssl-sys v0.9.57
[INFO] [stderr]   Downloaded pin-project v0.4.17
[INFO] [stderr]   Downloaded tokio-macros v0.2.5
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded openssl v0.10.29
[INFO] [stderr]   Downloaded core-foundation-sys v0.7.0
[INFO] [stderr]   Downloaded tokio-util v0.3.1
[INFO] [stderr]   Downloaded futures-channel v0.3.5
[INFO] [stderr]   Downloaded security-framework v0.4.4
[INFO] [stderr]   Downloaded futures-task v0.3.5
[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded serde_json v1.0.53
[INFO] [stderr]   Downloaded openssl-probe v0.1.2
[INFO] [stderr]   Downloaded mio v0.6.22
[INFO] [stderr]   Downloaded fallible-streaming-iterator v0.1.9
[INFO] [stderr]   Downloaded syn v1.0.22
[INFO] [stderr]   Downloaded pin-utils v0.1.0
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded linked-hash-map v0.5.3
[INFO] [stderr]   Downloaded futures-core v0.3.5
[INFO] [stderr]   Downloaded socket2 v0.3.12
[INFO] [stderr]   Downloaded tokio-tls v0.3.1
[INFO] [stderr]   Downloaded url v2.1.1
[INFO] [stderr]   Downloaded native-tls v0.2.4
[INFO] [stderr]   Downloaded core-foundation v0.7.0
[INFO] [stderr]   Downloaded schannel v0.1.19
[INFO] [stderr]   Downloaded idna v0.2.0
[INFO] [stderr]   Downloaded http v0.2.1
[INFO] [stderr]   Downloaded indexmap v1.3.2
[INFO] [stderr]   Downloaded h2 v0.2.5
[INFO] [stderr]   Downloaded libsqlite3-sys v0.18.0
[INFO] [stderr]   Downloaded fallible-iterator v0.2.0
[INFO] [stderr]   Downloaded vcpkg v0.2.8
[INFO] [stderr]   Downloaded quick-error v1.2.3
[INFO] [stderr]   Downloaded termcolor v1.1.0
[INFO] [stderr]   Downloaded rusqlite v0.23.1
[INFO] [stderr]   Downloaded ryu v1.0.4
[INFO] [stderr]   Downloaded bytes v0.5.4
[INFO] [stderr]   Downloaded matches v0.1.8
[INFO] [stderr]   Downloaded tokio v0.2.21
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca7229981605b4df87fbc3867a27243ff4fa5ffb2e0896f5ab4aeaf9648204c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ca7229981605b4df87fbc3867a27243ff4fa5ffb2e0896f5ab4aeaf9648204c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca7229981605b4df87fbc3867a27243ff4fa5ffb2e0896f5ab4aeaf9648204c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca7229981605b4df87fbc3867a27243ff4fa5ffb2e0896f5ab4aeaf9648204c7", kill_on_drop: false }`
[INFO] [stdout] ca7229981605b4df87fbc3867a27243ff4fa5ffb2e0896f5ab4aeaf9648204c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 691c3e8330dee00c5134262ab7bacdf3842baa60d81871a07f20d7e3b93d20d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "691c3e8330dee00c5134262ab7bacdf3842baa60d81871a07f20d7e3b93d20d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking base64 v0.12.1
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking pin-project v0.4.17
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking rusqlite v0.23.1
[INFO] [stderr]  Documenting nayok v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "691c3e8330dee00c5134262ab7bacdf3842baa60d81871a07f20d7e3b93d20d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691c3e8330dee00c5134262ab7bacdf3842baa60d81871a07f20d7e3b93d20d3", kill_on_drop: false }`
[INFO] [stdout] 691c3e8330dee00c5134262ab7bacdf3842baa60d81871a07f20d7e3b93d20d3